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Analysis on Fracture Morphology of DWTT for X80 Pipeline Steel
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Zhi-li Li, Sha-sha Kou, Li Liu
Rare Earth Steel | 2020, 46(5) : 51 - 54
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Rare Earth Steel | 2020, 46(5): 51-54
• Quality of Variety and Experiment and Research •
Analysis on Fracture Morphology of DWTT for X80 Pipeline Steel
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Zhi-li Li, Sha-sha Kou, Li Liu
Affiliations
  • Technical Center of Inner Mongolia Baotou Steel Union Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China
Published: 2020-10-25 doi: 10.13647/j.cnki.btgkj.2020.05.016
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Different types of fracture morphology of DWTT sample for X80 pipeline steel are analyzed. It is found that the causes are related to such as the microstructure, segregation and inclusions of materials by metalloscope, scanning electron microscope and energy spectrum analysis.

X80 pipeline steel  /  DWTT  /  fracture morphology
李智丽, 寇沙沙, 刘莉. X80管线钢DWTT断口形貌分析. 包钢科技, 2020 , 46 (5) : 51 -54 . DOI: 10.13647/j.cnki.btgkj.2020.05.016
Zhi-li Li, Sha-sha Kou, Li Liu. Analysis on Fracture Morphology of DWTT for X80 Pipeline Steel[J]. Science & Technology of Baotou Steel, 2020 , 46 (5) : 51 -54 . DOI: 10.13647/j.cnki.btgkj.2020.05.016
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Year 2020 volume 46 Issue 5
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doi: 10.13647/j.cnki.btgkj.2020.05.016
  • Receive Date：2020-05-11
  • Online Date：2026-10-20
  • Published：2020-10-25
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  • Received：2020-05-11
Affiliations
    Technical Center of Inner Mongolia Baotou Steel Union Co., Ltd., Baotou 014010, Inner Mongolia Autonomous Region, China
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表12种不同金属材料的力学参数
科
Family		 属数
Number of
genus		 种数
Number of
species		 占总种数比例
Percentage of
total species (%)		 属
Genus		 种数
Number of
species		 占总种数比例
Percentage of total
species (%)
鹅膏菌科Amanitaceae 2 11 5.26 鹅膏菌属 Amanita 10 4.78
小菇科 Mycenaceae 2 12 5.74 丝盖伞属 Inocybe 5 2.39
多孔菌科 Polyporaceae 8 14 6.70 蜡蘑属 Laccaria 5 2.39
红菇科 Russulaceae 3 23 11.00 小皮伞属 Marasmius 6 2.87
小菇属 Mycena 11 5.26
光柄菇属 Pluteus 5 2.39
红菇属 Russula 17 8.13
栓菌属 Trametes 5 2.39
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